<template>
  <li @mouseenter="isShow = true" @mouseleave="isShow = false">
    <label>
      <input
        type="checkbox"
        :checked="item.done"
        @change="$emit('chenckTodo', index)"
      />
      <span>{{ item.content }}</span>
    </label>
    <button
      class="btn btn-danger"
      @click="$bus.$emit('DeleteTodo', index)"
      v-show="isShow"
    >
      删除
    </button>
  </li>
</template>

<script>
export default {
  name: "VueDemoIndex",
  data() {
    return {
      isShow: false,
    };
  },
  mounted() {
    console.log(this.$on.a);
    this.abab(this);
  },
  props: {
    item: {},
    chenckTodo: {},
    index: {},
    DeleteTodo: {},
    abab: {},
  },
};
</script>

<style  scoped>
/*item*/
li {
  list-style: none;
  height: 36px;
  line-height: 36px;
  padding: 0 5px;
  border-bottom: 1px solid #ddd;
}

li label {
  float: left;
  cursor: pointer;
}

li label li input {
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -1px;
}

li button {
  float: right;
  margin-top: 3px;
}

li:before {
  content: initial;
}

li:last-child {
  border-bottom: none;
}
</style>